Features Hitch swing adapter converts most 50 mm (2") hitch products to a swing-away rack Provides easy tailgate access – even with a rack fully loaded with bikes Easily swings open 90 degrees and locks in place with simple to use release lever Safety latch secures the rack closed while you’re on the road Included SKS (Same Key System) lock keeps the rack secure 113 kg (250 lbs) maximum load capacity (rack plus gear) Compatibility Secures to any 50 mm (2") hitch receiver using a threaded pin Compatible with a range of hitch mounted bike racks including Dr.Tray (without EZ+1), SingleSpeed, FourTimer, TwoTimer, HoldUp, HoldUp +2, HoldUp Evo, HoldUp Evo +2 and LongHaul and Hangover 4. Not compatible with bike carriers that adapt from 1.25" to 2" receivers unless otherwise listed (e.g. SingleSpeed)